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Anonymous users2024-01-24The reserved hole of the pipeline is generally a large pipe hole according to the design, and the smallest one above 200 seems to be 300, then it is left according to 300, and the square hole can also be left, because the reserved hole is always larger than the diameter of the pipeline, and the reserved hole will deviate, so it is beneficial to enlarge it appropriately.
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Anonymous users2024-01-23It is best to reserve a hole of 300mm, and if a sleeve is reserved, it should be 250mm
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Anonymous users2024-01-22More than 250, the reason is that the bathroom pipe installation generally requires a waterproof casing, and the general design code requires the casing to be two levels larger than the pipeline, 200-225-250So it should be greater than 250,
These two places have a direct relationship with teachers and others, and are essential facilities for every family.
Generally, the height of the door opening of the public toilet is 190 cm, and if there are many foreign residents in the area, you can also choose 210 cm, which can be used as a reference size for your construction.
Just go to the wrought iron processing to make two angle iron tripods with two eyes, preferably stainless steel, and then come back to the wall to punch holes, just install bulging bolts! The width of the shelf is slightly smaller than the width of the countertop.
It is recommended to do it according to the design requirements, and the bathroom is humid for a long time.
It seems that there is a diameter of 12 cm - it doesn't matter if the tube is smaller, just hit the void with a blowing agent.